Condition Monitoring and Quantitative Evaluation of Railway Bridge Substructures Using Vehicle-Induced Vibration Responses by Sparse Measurement

<div>The identified modes using SSI: (a) the first mode shape (2.38 Hz); (b) the second mode shape (2.87 Hz); (c) the third mode shape (3.27 Hz); (d) the fourth mode shape (3.94 Hz).</div>

Structural Control and Health Monitoring

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Figure 16

Figure 16: Condition Monitoring and Quantitative Evaluation of Railway Bridge Substructures Using Vehicle-Induced Vibration Responses by Sparse Measurement 

Figure 16 | Condition Monitoring and Quantitative Evaluation of Railway Bridge Substructures Using Vehicle-Induced Vibration Responses by Sparse Measurement 